To know oneself, one should assert oneself.
Know or listen to those who know.
After a storm comes a calm.
If you're going through hell, keep going.
Be thine own palace, or the world's thy jail.
The secret of getting ahead is getting started.
By failing to prepare, you are preparing to fail.
I can, therefore I am.
Go for it now. The future is promised to no one.
To be a good loser is to learn how to win.
The skills of the British intelligence community are a great national asset.