Private practice and marriage - those twin extinguishers of science.

The least questioned assumptions are often the most questionable.

I would rather be a transformed ape than a degenerate son of Adam.

We are permitted to suppose that the relatively small size of the female brain depends in part upon her physical inferiority and in part upon her intellectual inferiority.

There is no faith, however respectable, no interest, however legitimate, which must not accommodate itself to the progress of human knowledge and bend before truth.

Every human being, of whatever origin, of whatever station, deserves respect. We must each respect others even as we respect ourselves.

Solitude is separate experience.

Desire something and don't just care what you have to go through to get it.

Adding a social layer to any platform immediately increases its effectiveness.

If my story were ever to be written truthfully from start to finish, it would amaze everyone.

The task we face is reorganizing the systems we depend on for daily life in a way that is consistent with the realities coming down at us.

You're either a missionary or a mission field.

It will be difficult, even painful, but democracy will prevail in Russia. There will be no dictatorship, although relapses into authoritarianism are possible.

If our presidents, or potential presidents, don't know this or don't articulate [an America ideal], that's a blown opportunity. The president can teach as well as lead.

The Lord opened the understanding of my unbelieving heart, so that I should recall my sins.