The most significant threat to liberal democracy today is not from rival ideologies like communism or fascism, but from within—from the rise of populism and the erosion of democratic norms.
You can't go back and change the beginning, but you can start where you are and change the ending.
无论代价如何,安全必须始终放在第一位。
技术是工具,人才是灵魂,两者结合才能创造价值。
Every book is a kind of journey, and every journey changes you.
阅读就是旅行,旅行到其他地方、其他时间、其他思想。