采矿业的领导力意味着将安全、效率和社区长期影响置于首位。
The only thing that matters is how you feel about yourself.
The more you invest in a relationship, the more valuable it becomes.
I'm not a creature of your government's creation.
The essence of learning is the acquisition of meanings.
The best way to predict the future is to create it.
要成为一个好的数学家,你需要既有直觉又有严谨。