Our individual life is brief, and perhaps the whole life of mankind will be brief if measured in astronomical scale

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.

Americans would prefer that immigrants do their jobs and then disappear at the end of the day.

To foster the people's willing spirit is often as important as to possess the more concrete forms of power.

Within the bottle's depths, the wine's soul sang one night. Drink wine, drink poetry, drink virtue.

It's a privilege to act, and you have to protect and cherish it.

One little light can light 10,000

When I broke in, in 1957, it was wide open. Now you're up against strong competition.

We determine our own price; it is always good to set our price to infinity so that no one can buy us!

The aim of mathematics is to explain as much as possible in simple terms.

May every Church and Christian community be a place of mercy amid so much indifference.

Thus, after finishing high school, I started with high expectations and enthusiasm to study chemistry at the famous Swiss Federal Institute of Technology in Zurich.