The most dangerous thing is illusion.

The civility of the world has reached that pitch that their more moral genius is becoming indispensable, and the quality of this race is to be honored for itself.

Every advantage has its tax.

Character is an invincible force, which acts by presence and without means

There is a relation between the hours of our life and the centuries of time. As the air I breathe is drawn from the great repositories of nature, as the light on my book is yielded by a star a hundred millions of miles distant, as the poise of my body depends on the equilibrium of centrifugal and centripetal forces, so the hours should be instructed by the ages and the ages explained by the hours.

We are wiser than we know.

Some thoughts always find us young, and keep us so. Such a thought is the love of the universal and eternal beauty.