Pride is no respecter of persons. The serious thinkers may be humble, and the careless mystics may be arrogant.

The world as we have created it is a process of our thinking. It cannot be changed without changing our thinking.

People don’t like to think, if one thinks, one must reach conclusions. Conclusions are not always pleasant.

The attempted professionalization of serious and systematic thinking has had a disastrous effect upon our culture

In sum, then, "thinking about thinking" has to be a principal ingredient of any empowering practice of education.

I think and think and think, I‘ve thought myself out of happiness one million times, but never once into it.

There are still very few laws against thinking, although I am sure they're working hard on that in Washington.

How ghastly for her, people actually thinking, with their brains, and right next door. Oh, the travesty of it all.

Our beliefs about the sources of joy are frequently experienced as colored imaginations that captivate our hearts.

The more a mind thinks upon something, the deeper it will take root and affect all subsequent and related thought.

My God, these Feeling types! ... Sensitive people are just tyrannical people - everybody else has to adapt to them.

Whether something is wonderful or horrible, the most harmful thought we can think is “Will this last forever?

Wasn't it what her father always warned her about? Don't jump off a bridge because a cute guy tells you to?

Most Girls think that the every boy they don't like is not good but they didn't see the inner soul of them.

The master of thinking is like a master of sword! He can easily win any fight with a high art and a great elegance!