The world owes all its onward impulses to men ill at ease. The happy man inevitably confines himself within ancient limits.

What other dungeon is so dark as one's own heart! What jailer so inexorable as one's self!

Of all the events which constitute a person's biography, there is scarcely one - none, certainly, of anything like a similar importance - to which the world so…

Life is made up of marble and mud.

Progress is a nice word. But change is its motivator. And change has its enemies.

I have seen the future, and it looks a lot like the present.

When you have nothing left to burn, you must set yourself on fire.