Don't think, just do.

The history of men's opposition to women's emancipation is more interesting perhaps than the story of that emancipation itself.

If I don't learn something new every year, I go crazy.

We can, for example, be fairly confident that either there will be a world without war or there won't be a world - at least, a world inhabited by creatures other than bacteria and beetles, with some scattering of others.

There is no such thing as justice in the abstract; it is merely a compact between men.