Conscience is doubtless sufficient to conduct the coldest character into the road of virtue; but enthusiasm is to conscience what honor is to duty; there is in us a superfluity of soul, which it is sweet to consecrate to the beautiful when the good has been accomplished.

One must, so long as there is any life left, back up the character of one's life.

Men do not change; they unmask themselves.

Mystery such as is given of God is beyond the power of human penetration, yet not in opposition to it.

[On Italian:] One may almost call it a language that talks of itself, and always seems more witty than its speakers.

Search for the truth is the noblest occupation of man; its publication is a duty.

I desire no other proof of Christianity than the Lord's Prayer.