Thomas Huxley

No slavery can be abolished without a double emancipation, and the master will benefit by freedom more than the freed-man.

In science, as in art, and, as I believe, in every other sphere of human activity, there may be wisdom in a multitude of counsellors, but it is only in one or two of them.

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

The only medicine for suffering, crime, and all other woes of mankind, is wisdom. Teach a man to read and write, and you have put into his hands the great keys of the wisdom box. But it is quite another thing to open the box.

Economy does not lie in sparing money, but in spending it wisely.

It is one of the most saddening things in life that, try as we may, we can never be certain of making people happy, whereas we can almost always be certain of making them unhappy.

The scientific imagination always restrains itself within the limits of probability.

Learn what is true in order to do what is right.

The improver of natural knowledge absolutely refuses to acknowledge authority, as such. For him, skepticism is the highest of duties; blind faith the one unpardonable sin.

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

Time, whose tooth gnaws away everything else, is powerless against truth.

I take it that the good of mankind means the attainment, by every man, of all the happiness which he can enjoy without diminishing the happiness of his fellow men.

The great thing in the world is not so much to seek happiness as to earn peace and self-respect.

Proclaim human equality as loudly as you like, Witless will serve his brother.

Freedom and order are not incompatible... truth is strength... free discussion is the very life of truth.

Science reckons many prophets, but there is not even a promise of a Messiah.

Science is organized common sense where many a beautiful theory was killed by an ugly fact.

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