Truth emerges from the clash of adverse ideas.

If all mankind minus one were of one opinion, mankind would be no more justified in silencing that one person than he, if he had the power, would be justified in silencing mankind.

Although it is not true that all conservatives are stupid people, it is true that most stupid people are conservative.

War is an ugly thing, but not the ugliest of things. The decayed and degraded state of moral and patriotic feeling which thinks that nothing is worth war is much worse.

A person may cause evil to others not only by his actions but by his inaction, and in either case he is justly accountable to them for the injury.

To tax the larger incomes at a higher percentage than the smaller, is to lay a tax on industry and economy; to impose a penalty on people for having worked harder and saved more than their neighbors.

One person with a belief is equal to ninety-nine who have only interests.

The only freedom which deserves the name is that of pursuing our own good, in our own way, so long as we do not attempt to deprive others of theirs, or impede their efforts to obtain it.

Originality is the one thing which unoriginal minds cannot feel the use of.

I have learned to seek my happiness by limiting my desires, rather than in attempting to satisfy them.

Liberty lies in the rights of that person whose views you find most odious.

Some people hate people who are overconfident, only because their overconfidence reminds them of their underconfidence.

You're in a horse race but you're thinking like a sheep. Sheep don't win horse races.

The checklist is one of the most high powered productivity tool ever discovered.

Throughout my work is the idea, over and over, that we must all learn to respect one another.

Good to be merie and wise.

If you want nothing, do what you want. If you want everything, develop discipline

War can really cause no economic boom, at least not directly, since an increase in wealth never does result from destruction of goods.

In my daughter's eyes, I am a hero, I am strong and wise, and I know no fear, but the truth is plain to see, she was sent to rescue me, I see who I want to be, in my daughter's eyes.

There is all the difference in the world between teaching children about religion and handing them over to be taught by the religious.

Fas est ab hoste doceri. One should learn even from one's enemies.