Don’t Learn What to Think. Learn How to Think.

We spend a large part of our lives learning answers.

At school, we learn formulas.
At work, we learn processes.
In business, we learn best practices.

And eventually, we start believing:

“This is how things are done.”

But some of the biggest breakthroughs happen when someone asks a different question:

“Why does it have to be done this way?”

I recently watched a short video about Elon Musk's approach to thinking and learning. The central idea was simple but powerful:

Break a problem down to its fundamental truths and reason upward from there.

This is first-principles thinking.

1. Don't Start With What Others Are Doing

Most of us naturally reason by analogy.

We look at what already exists and try to improve it.

A competitor has a product.
We make a slightly better product.

Someone follows a particular career path.
We follow a similar path.

A company has always followed a particular process.
We continue following it.

There is nothing inherently wrong with this. It is efficient.

But it can also put an invisible boundary around our thinking.

Instead of asking:

“How can I improve the existing solution?”

try asking:

“If I had to solve this problem from scratch today, what would I do?”

That one question can completely change the direction of your thinking.

2. Break the Problem Into Fundamental Truths

The video gives examples involving batteries and rockets.

Instead of accepting the assumption that these things must be expensive simply because they have historically been expensive, Musk's approach is to break them into their constituent parts.

What are they actually made of?

What do those materials cost?

What part of the cost is truly unavoidable?

And what part exists simply because of the way the industry currently operates?

Suddenly, the problem looks different.

This approach isn't limited to engineering.

Suppose someone says:

“Starting a company requires a lot of money.”

Break it down.

What do you actually need to get your first customer?

Suppose someone says:

“You need an MBA to become a good business leader.”

Break it down.

What capabilities does a good leader actually need?

Suppose someone says:

“It takes years to learn this technology.”

Again, break it down.

What are the fundamental concepts you actually need to understand?

Many limitations disappear when we separate facts from assumptions.

3. Think in Probabilities, Not Certainties

Another important point from the video is that outcomes are rarely completely deterministic.

We often want decisions to look like this:

This will work.
or
This will fail.

Real life doesn't work that way.

A better question is:

“What are the possible outcomes, and what is the probability of each?”

Maybe an idea has a 60% chance of succeeding.

Maybe there is a 30% chance it produces an average result.

Maybe there is a 10% chance it fails badly.

Good decision-making isn't about eliminating uncertainty.

It is about understanding uncertainty well enough to make intelligent bets.

Entrepreneurs do this.

Investors do this.

Engineers do this.

Good leaders do this.

Critical Thinking Connects Everything

First-principles thinking doesn't mean questioning everything merely for the sake of questioning it.

It means checking your foundations.

Ask:

What do I know to be true?

What am I merely assuming?

Does my conclusion logically follow from those facts?

What evidence would prove me wrong?

These questions are incredibly valuable because sometimes the biggest obstacle isn't the problem itself.

It is an assumption we never thought to question.

The Bigger Lesson: Learn How to Think

The most valuable skill in the future may not be knowing more information.

Information is becoming cheaper and easier to access every day.

AI can provide answers in seconds.

But knowing which questions to ask, which assumptions to challenge, and how to reason from fundamentals becomes even more valuable.

So whenever you face a difficult problem, resist the temptation to immediately search for what everyone else has done.

Take a blank sheet of paper.

Write down what you know to be true.

Separate facts from assumptions.

Break the problem into its smallest meaningful pieces.

Then rebuild the solution from there.

Because innovation often doesn't begin with a better answer.

It begins with a better question.

Reference: Elon Musk's 3 Rules To Learning Anything, Better Chapter — YouTube