To be ready to fail is to be prepared for success.
To sin offers repentance and forgiveness; not to sin offers only punishment.
A rocket is an experiment; a star is an observation.
Who learns most from a good book is the author.
Skepticism is provisional, even if it lasts a lifetime.
The man who gets drunk in peacetime is a coward. The man who gets drunk in wartime goes on being a coward.