Never ask a question you don't REALLY want to know the answer to.
The middle of the road is the best place to get run over.
If you can't do anything about it, don't.
Never insult an alligator until after you've crossed the river.
No matter what you do to instant coffee, it always tastes like instant coffee.
Problems that go away by themselves, come back by themselves.
If you have to travel on a Titanic, why not go first class?
Variables won't, constants aren't.
If it's green or wiggles, it's biology. If it stinks, it's chemistry. If it doesn't work, it's physics.
An infallible method of conciliating a tiger is to allow oneself to be devoured.