代数是慷慨的；她常常给予的比被要求的更多。
灵魂的快乐在于行动。
能源的未来不是要在化石燃料和可再生能源之间做出选择，而是找到确保可靠性、可负担性和可持续性的正确平衡。
The strongest principle of growth lies in human choice.
The real problem is not whether machines think but whether men do.
Anything real begins with the fiction of what could be. Imagination is therefore the most potent force in the universe， and a skill you can get better at. It’s the one skill in life that benefits from ignoring what everyone else knows.