What we call the secret of happiness is no more a secret than our willingness to choose life.
Patriotism is the willingness to kill and be killed for trivial reasons.
The first step in forgiveness is the willingness to forgive.
The amount of good luck coming your way depends on your willingness to act.
Nothing defines humans better than their willingness to do irrational things in the pursuit of phenomenally unlikely payoffs. This is the principle behind lotteries dating and religion.
The willingness to learn new skills is very high.