Nothing is so fatiguing as the life of a wit.

Tis never for their wisdom that one loves the wisest...

'Tis never for their wisdom that one loves the wisest, or for their wit that one loves the wittiest; 'tis for benevolence, and virtue, and honest fondness, one loves people...

A physician can sometimes parry the scythe of death, but has no power over the sand in the hourglass.

If truth can be found in any sublunary science, numbers will produce it, for to that at last almost all other sciences refer for confirmation.

No companion however wise, no friend however useful, can be to me what my mother has been: her image will long pursue my fancy; her voice for ever hang in my ears: may her precepts but sink into my heart!

Friendship is far more delicate than love.