Go for it now. The future is promised to no one.
Begin to be now what you will be hereafter.
Expect problems and eat them for breakfast.
To be a good loser is to learn how to win.
Be thine own palace, or the world's thy jail.
Be kind whenever possible. It is always possible.
Leap, and the net will appear.
Never complain and never explain.
To know oneself, one should assert oneself.
The most effective way to do it, is to do it.
I'm not a huge fan of improv theater or improv sports or whatever, because it still just looks like a tool. It looks like a technique to me.