He knows the universe and does not know himself.
No path of flowers leads to glory.
The best laid plot can injure its maker, and often a man's perfidy will rebound on himself.
You've tried to reform what will not learn. Shut doors on traits that you wish were dead; They will open a window and return.
If you deal with a fox, think of his tricks.
The ruins of a house may be repaired; why cannot those of the face?