Power is not sufficient evidence of truth.
All wonder is the effect of novelty on ignorance.
All argument is against it; but all belief is for it.
The necessities of our condition require a thousand offices of tenderness, which mere regard for the species will never dictate.
I am sorry I have not learnt to play at cards. It is very useful in life: it generates kindness, and consolidates society.
Mankind have a great aversion to intellectual labor; but even supposing knowledge to be easily attainable, more people would be content to be ignorant than would take even a little trouble to acquire it.