我并非天生失明，12岁时才失去视力。所以我见过这个世界，知道事物的模样。当我歌唱爱与痛苦、欢乐与悲伤时，我知道自己在唱什么。
To live is to be in constant dialogue with the world.
计算机科学的挑战在于弥合理论模型与实际应用之间的差距。
过度捕捞的真正代价是用空荡荡的渔网和破碎的社区来衡量的。
我不是悲观主义者。我是一个经历了很多的乐观主义者。
当我们探讨人类和环境的关系是，我们发现，与其说是人去适应环境，倒不如说是人创造一个环境来适应自己。
If my world were to cave in tomorrow, I would look back on all the pleasures, excitements and worthwhilenesses I have been lucky enough to have had. Not the sadness, not my miscarriages or my father leaving home, but the joy of everything else. It will have been enough.