The chief cause of problems is solutions.
To make an improved product, you must already be making an inferior one.
To discover anything you must be looking for something.
The chance of bread falling buttered side down is directly proportional to the cost of the carpet.
A person with one clock knows what time it is. A person with two clocks is never sure.
Never be first to do anything.
Nature does not loathe virtue: it is unaware of its existence.
Three successive correct guesses defines an expert.
If it works, don't fix it.
The race is not always to the swift, nor the battle to the strong -- but that's the way to bet.