Quotes with yields
The reason to pass immigration reform is not to bolster a Republican Party. It's to fix a system that's broken. Good policy yields good politics.
Interview with ABC News program "This Week", July 7, 2013. About immigration reform.
Quantum mechanics is very impressive. But an inner voice tells me that it is not yet the real thing. The theory yields a lot, but it hardly brings us any closer to the secret of the Old One. In any case I am convinced that He doesn't play dice.
A state attacked by another which renews an old claim rarely yields it without a war: it prefers to defend its territory, as is always more honorable. But it may be advantageous to take the offensive, instead of awaiting the attack on the frontiers.
Art of War. Originally published in 1862.