He who wills, can.
More Traditional Proverbs:
Work as if everything depended upon you, and pray as if everything depended upon God.Traditional
All organs work together in the functioning of the whole.
Traditional
No matter who succeeds or fails, the peacemaker will always suffer.
Traditional
Can't see the forest for the trees.
Traditional
He who does not have common sense at age thirty will never have it.
Traditional
Pity the man who has a stranger's spancel on him.
Traditional