The tragedy of life is not that it ends so soon, but that we wait so long to begin it.

People look for heaven in the sky, when they can find it on earth.

We live in a society where friends only go out together rather than to spend time together.

Collective judgement of new ideas is so often wrong that it is arguable that progress depends on individuals being free to back their own judgement despite collective disapproval.

The penalty of success is to be bored by the attentions of people who formerly snubbed you.

Temptation rarely comes in working hours. It is in their leisure hours that men are made or marred.