The time to relax is when you don't have time for it.

Regret for the things we did can be tempered by time; it is regret for the things we did not do that is inconsolable.

When I hear somebody sigh that "Life is hard," I am always tempted to ask, "Compared to what?".

Regret for the things we did can be tempered by time; it is regret for the things we did not do that is inconsolable.

Our real enemies are the people who make us feel so good that we are slowly, but inexorably, pulled down into the quicksand of smugness and self-satisfaction.

Perseverance is the most overrated of traits, if it is unaccompanied by talent; beating your head against a wall is more likely to produce a concussion in the head than a hole in the wall.