The great rule of moral conduct is next to God, respect time.

What knowledge is there of which man is capable that is not founded on the exterior,--the relation that exists between visible and invisible, the perceptible and the imperceptible?

Those who speak always and those who never speak are equally unfit for friendship. A food proportion of the talent of listening and speaking is the base of social virtues.

Where pride begins, love ceases.

What is the elevation of the soul? A prompt, delicate, certain feeling for all that is beautiful, all that is grand; a quick resolution to do the greatest good by the smallest means; a great benevolence joined to a great strength and great humility.

Truth, wisdom, love, seek reasons; malice only seeks causes.

Be certain that he who has betrayed thee once will betray thee again.