Books are but waste paper unless we spend in action the wisdom we get from

thought - asleep. When we are weary of the living, we may repair to the dead, who have nothing of peevishness, pride, or design in their conversation.
William Butler Yeats

He who slings mud generally loses ground.
Adlai E. Stevenson

I rate enthusiasm even above professional skill.
Edward Appleton

Probably the simplest hypothesis... is that there may be a slow process of annihilation of matter.
Arthur Eddington

Happiness is brief. It will not stay. God batters at its sails.
Euripides

Organized religion: the world's largest pyramid scheme.
Bernard Katz

Life is what happens while you are busy making other plans.
John Lennon