Sometimes the most important experiments are the ones that fail, because they teach us what doesn't work.
创新和技术将是满足世界日益增长的能源需求同时减少环境影响的关键。
People are not lazy. They simply have impotent goals - that is, goals that do not inspire them.
数学不仅仅是关于数字、方程、计算或算法:它是关于理解的。
"Every story is a journey, and every journey changes the traveler."