Philosophy is like trying to open a safe with a combination lock: each little adjustment of the dials seems to achieve nothing, only when everything is in place does the door open. Ludwig Wittgenstein
To really ask is to open the door to the whirlwind. The answer may annihilate the question and the questioner. Anne Rice
The cripple is always the one to open the dancing. Lower Austria Proverb
Better to be thought a fool, than to open your mouth and remove all doubt. English Proverb
Death has the key to open the miser's chest. Ghana Proverb