We are faced with the paradoxical fact that education has become one of the chief obstacles to intelligence and freedom of thought.

The good life is one inspired by love and guided by knowledge.

The whole problem with the world is that fools and fanatics are always so certain of themselves, and wiser people so full of doubts.

The time you enjoy wasting is not wasted time.

Fear is the main source of superstition, and one of the main sources of cruelty. To conquer fear is the beginning of wisdom.

Men are born ignorant, not stupid. They are made stupid by education.

An Honest politician will not be tolerated by a democracy unless he is very stupid ... because only a very stupid man can honestly share the prejudices of more than half the nation.

If there were in the world today any large number of people who desired their own happiness more than they desired the unhappiness of others, we could have a paradise in a few years.

We have in fact, two kinds of morality, side by side: one which we preach, but do not practice, and another which we practice, but seldom preach.

The fact that an opinion has been widely held is no evidence whatever that it is not utterly absurd.

Cruel men believe in a cruel god and use their belief to excuse their cruelty. Only kindly men believe in a kindly god, and they would be kindly in any case.

The mind is a thing capable of destroying itself when deep grief sets in, and when left alone to muse over one’s misery, the most irreparable damage can be done. You need people to heal.

Throw your empty pop-corn tub in the trash and the entire cinema will be clean for the next patrons.

The events of childhood do not pass but repeat themselves like seasons of the year.

Uncertainty is not an indication of poor leadership it underscores the need for leadership.

I'm very proud to know the Koch brothers. This may be a breaking news announcement for the media: I am the Koch brothers' brother from another mother.

You are never freer than in that moment when you decide to expose yourself to sniper fire.

When you resist doing what you know needs done, it is difficult. Find a mental way to enjoy it, and just do it, and it is easy.

Attending fully and becoming supple, Can you be as a newborn babe?

Space travel is life-enhancing, and anything that's life-enhancing is worth doing. It makes you want to live forever.

You could be the World's greatest orator and if you don't say anything while orating, they are going to walk out on you after a while.