I'm more interested in the journey than the destination.
Profit and purpose are not opposites; they must go hand in hand.
理论与观测之间的相互作用推动了天体物理学的发展。
I have come to believe that a great teacher is a great artist and that there are as few as there are any other great artists. Teaching might even be the greatest of the arts since the medium is the human mind and spirit.