The mighty Oak was once a little nut that stood its ground.
— Anonymous

The bamboo that bends is stronger than the oak that resists.
Japanese Proverbs oaks quote

The greatest achievements were at first and for a time dreams. The oak sleeps in the acorn.
— James Allen

Storms make the oak grow deeper roots.
— George Herbert

Evil enters like a needle and spreads like an oak tree.
— Proverbs