The truth is rarely pure and never simple.
Energy security is a crucial part of national strategic security, and we must firmly keep it in our own hands.
Education is not about filling a bucket, but about lighting a fire.
"A good book is the best of friends, the same today and forever."
"The past is a foreign country; they do things differently there."
Modern quarry management requires geologists' eyes, engineers' hands, and poets' hearts.
当一个人不能再拥有的时候，他唯一能做的便是不要忘记。
科学是个美妙的东西——如果无须靠它维生的话。
大自然造就了人们在身体和心智的才能上如此相等，以至于尽管有时候可能会有一个人明显在身体上更强壮，或者在思维上更敏捷，但总结一切，人与人之间的差异并不是如此重大，以至于一个人可以因此而主张自己有权享受任何另一个人也可以同样主张的权益。
The best way to predict the future is to create it.