The secret of all power is - save your force. If you want high pressure you must choke off waste.

Epigram and truth are rarely commensurate. Truth has to get somewhat chiseled, as it were, before it will fit into an epigram.

If we only knew the real value of a day.

If you go in for argument take care of your temper. Your logic if you have any will take care of itself.

The man who most vividly realizes a difficulty is the man most likely to overcome it.

We are odd compounds full of explosive material to which circumstances may at any time apply a spark, with results undreamed of even by those who thought they knew us best.

Take my advice, dear reader, don’t talk epigrams even if you have the gift. I know, to those have, the temptation is almost irresistible. But resist it. Epigram and truth are rarely commensurate. Truth has to be somewhat chiselled, as it were, before it will quite fit into an epigram.

There is an illusion that has much to do with... most of our unhappiness.... We expect too much.