There can be no final truth in ethics any more than in physics, until the last man has had his experience and said his say.

Language is the most imperfect and expensive means yet discovered for communicating thought.

If you care enough for a result, you will most certainly attain it.

'What would be better for us to believe!' This sounds very like a definition of truth

Good-humor is a philosophic state of mind; it seems to say to Nature that we take her no more seriously than she takes us. I maintain that one should always talk of philosophy with a smile.

Agisci come se quel che fai, facesse la differenza. La fa!

The hell to be endured hereafter, of which theology tells, is no worse than the hell we make for ourselves in this world by habitually fashioned our characters in the wrong way.