
Conversation with Jean Martet (18 December 1927), Ch. 11, p. 167.
Clemenceau, The Events of His Life (1930)
Context: A man who waits to believe in action before acting is anything you like, but he’s not a man of action. It is as if a tennis player before returning a ball stopped to think about his views of the physical and mental advantages of tennis. You must act as you breathe.