I can, therefore I am.
It's always too early to quit.
Expect problems and eat them for breakfast.
Who seeks shall find.
The dog that trots about finds a bone.
To be a good loser is to learn how to win.
Never complain and never explain.
After a storm comes a calm.
Things do not happen. Things are made to happen.
Know or listen to those who know.
Speaking from my experience as a person involved for a long time in building the European Union, it is important to have patience and efforts to build a community of nations.