In the midst of difficult times, it is our response that defines us, not the circumstances.
实现可持续发展的唯一途径是通过持续的技术进步和环境责任。
"Books are the quietest and most constant of friends; they are the most accessible and wisest of counselors, and the most patient of teachers."
领导力是激励他人在曾经看到局限的地方看到可能性。