In fact a favourite problem of Tyndall is-Given the molecular forces in a mutton chop, deduce Hamlet or Faust therefrom. He is confident that the Physics of the Future will solve this easily.

The great tragedy of science - the slaying of a beautiful hypothesis by an ugly fact.

Only one absolute certainty is possible to man, namely that at any given moment the feeling which he has exists.

The Bible has been the Magna Charta of the poor and of the oppressed.

If a little knowledge is dangerous, where is the man who has so much as to be out of danger?

It is not who is right, but what is right, that is of importance.

Thoughtfulness for others, generosity, modesty, and self-respect are the qualities which make a real gentleman or lady.

God give me strength to face a fact though it slay me.

Life is too short to occupy oneself with the slaying of the slain more than once.

The secret of genius is to carry the spirit of childhood into maturity.

Make up your mind to act decidedly and take the consequences. No good is ever done in this world by hesitation.

Ish #177 "You never know what you don't know, until you finally know it.

What we are now, we continue to be.

Everyone surrounding you has gone through similar things. The search for love or the desire to have a family or the loss of a child.

There's no harm in talking to yourself, but try to avoid telling yourself jokes you've heard before.

I'm a kid who grew up in an all African-American neighborhood and got into schools and aspired to just be me, and didn't worry about labels or anything. Just wanted to be a success at what I did.

Think deeply about life, it's worth it!

I like looking at the countryside as well as anyone... a little countryside goes a long way, but it's almost like the DNA of a civilisation is in its cities.

My goal would be trying to bring some light to the world, which is often a dark and violent place.

Only He who made man makes man happy.

Europeans believe in democracy - or, at least, in republican government - but they have considered the alternatives, and continue to do so, and that scandalizes Americans.