I don't believe in pessimism. If something doesn't come up the way you want, forge ahead. If you think it's going to rain, it will.
我不相信悲观主义。如果事情没有按照你希望的方式发展，那就继续前进。如果你认为会下雨，那就会下雨。
I'm not going to change who I am or what I do because of what people say.
History is, above all else, the creation and recording of that heritage; progress is its increasing abundance, preservation, transmission, and use.
过去是一个跟随我们的影子，永远存在，永远萦绕。
The true measure of our success is how well we feed the world while preserving its resources.
The challenge in science is not just to find answers but to understand their deeper implications.
玛雅安吉洛在她的诗歌《我们的祖母们》中这样说。当我在这个世界穿行，我带上自己所有的历史——所有那些帮我铺过路的人都是现在这个我的一部分。
The greatest danger to American agriculture is the loss of the family farm.