我相信，如果你保持信念，保持信任，保持正确的态度，心怀感恩，你会看到上帝为你打开新的大门。
I believe that if you keep your faith, you keep your trust, you keep the right attitude, if you're grateful, you'll see God open up new doors.
A good mathematician is not one who knows all the answers, but one who asks the right questions.
Everyone thinks of changing the world, but no one thinks of changing himself.
We are survival machines—robot vehicles blindly programmed to preserve the selfish molecules known as genes.