Leadership in the 21st century requires both vision and adaptability; the companies that thrive will be those that anticipate change rather than resist it.
21世纪的领导力需要远见和适应性；蓬勃发展的公司将是那些预见变化而不是抵制变化的公司。
A person may cause evil to others not only by his actions but by his inaction， and in either case， he is justly accountable to them for the injury.
The most important thing in mathematics is to understand the concepts, not just to memorize the formulas.
合作而非竞争，才能解决世界最大的环境挑战。
Free vaccines are more valuable than expensive treatments, yet harder to promote.
Mathematics is a living, breathing discipline, constantly evolving with new ideas.
The poet is the only one for whom the world is not silent; he is the only one who can hear the music of the spheres.