A mathematician is only perfect insofar as he is a perfect man, sensitive to the beauty of truth.

Nature has neither kernel Nor shell

To become aware in time when young of the advantages of age; to maintain the advantages of youth in old age: both are pure fortune.

Anecdotes and maxims are rich treasures to the man of the world, for he knows how to introduce the former at fit place in conversation.

The people who are absent are the ideal; those who are present seem to be quite commonplace.

No doubt you are right... there would be far less suffering amongst mankind if men... did not employ their imaginations so assiduously in recalling the memory of past sorrow, instead of bearing their present lot with equanimity.

Alas! sorrow from happiness is oft evolved.