The last refuge of intolerance is in not tolerating the intolerant.

You know I have duties──we both have duties──before which feeling must be sacrificed.

Science is properly more scrupulous than dogma. Dogma gives a charter to mistake, but the very breath of science is a contest with mistake, and must keep the conscience alive.

To manage men one ought to have a sharp mind in a velvet sheath.

I like breakfast-time better than any other moment in the day. No dust has settled on one's mind then, and it presents a clear mirror to the rays of things.

You are discontented with the world because you can't get just the small things that suit your pleasure, not because it's a world where myriads of men and women are ground by wrong and misery, and tainted with pollution.

It's a father's duty to give his sons a fine chance.