I cannot teach anybody anything. I can only make them think.
The surest way to corrupt a youth is to instruct him to hold in higher esteem those who think alike than those who think differently.
A mind is like a parachute. It doesn’t work if it is not open.
To find yourself, think for yourself.
All truly great thoughts are conceived while walking.
We think too much and feel too little.
We can judge our progress by the courage of our questions and the depth of our answers, our willingness to embrace what is true rather than what feels good.
Freedom is the freedom to say that two plus two make four. If that is granted, all else follows.
As a single footstep will not make a path on the earth, so a single thought will not make a pathway in the mind. To make a deep physical path, we walk again and again. To make a deep mental path, we must think over and over the kind of thoughts we wish to dominate our lives.
The mind, once stretched by a new idea, never returns to its original dimensions.
You have two choices, to control your mind or to let your mind control you.
Think for yourself and let others enjoy the privilege of doing so too.
Thinking is the hardest work there is, which is probably the reason so few engage in it.
To know that we know what we know, and that we do not know what we do not know, that is true knowledge.
What you’re thinking is what you’re becoming.
As you think, so shall you become.
For it is in your power to retire into yourself whenever you choose.
The way we see the problem is the problem.
Knowing how to think empowers you far beyond those who know only what to think.
I insist on a lot of time being spent, almost every day, to just sit and think. That is very uncommon in American business. I read and think. So I do more reading and thinking, and make less impulse decisions than most people in business. I do it because I like this kind of life.