One who knows books has four eyes.
More Traditional Proverbs:
The seed includes all the possibilities of the tree. The seed will develop these possibilities, however, only if it receives corresponding energies from the sky.
Salt of the Earth.
Treat the earth well it was not given to you by your parents, it was loaned to you by your children. We do not inherit the Earth from our Ancestors, we borrow it from our Children.
Practise what you preach.