By failing to prepare, you are preparing to fail.
To know oneself, one should assert oneself.
Begin to be now what you will be hereafter.
Never complain and never explain.
Be thine own palace, or the world's thy jail.
Expect problems and eat them for breakfast.
Go for it now. The future is promised to no one.
To be a good loser is to learn how to win.
If you can dream it, you can do it.
Be kind whenever possible. It is always possible.
Composers shouldn't think too much - it interferes with their plagiarism.