Everyone is in favor of free speech. Hardly a day passes without its being extolled， but some people's idea of it is that they are free to say what they like， but if anyone else says anything back， that is an outrage.
Greatness is not this wonderful, esoteric, elusive, god-like feature that only the special among us will ever taste. It's something that truly exists in all of us.
科学的真正价值在于它改变我们视角的能力。
Sustainability is not an option; it's a necessity for long-term success.
Strategy is about making choices, trade-offs; it's about deliberately choosing to be different.