When God means to punish a nation, He deprives its rulers of wisdom.

Some suggestions for you :
Wisdom keeps the world functioning. Get learning. Get wisdom.
Wisdom leads us back to childhood. Except ye become as little children.
Clogged with yesterday's excess, the body drags the mind down with it.
Wisdom is better than jewels, and nothing desirable can compare with it.
Wisdom is the reward you get for a lifetime of listening when you'd have preferred to talk.
When the water starts boiling it is foolish to turn off the heat.