Life is but a daily oscillation between revolt and submission.

Our systems, perhaps, are nothing more than an unconscious apology for our faults, a gigantic scaffolding whose object is to hide from us our favorite sin.

Philosophy means the complete liberty of the mind.

A thousand things advance; nine hundred and ninety nine retreat; That is progress.

Music is harmony, harmony is perfection, perfection is our dream, and our dream is heaven.

Knowledge, love, power-there is the complete life.

Common sense is calculation applied to life.