The power of abstraction is that it allows us to ignore irrelevant details and focus on the essential aspects of a problem.
抽象的力量在于它允许我们忽略不相关的细节，专注于问题的本质方面。
Music is my therapy.
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.
采矿技术的创新不是一种选择，而是我们对工人和环境应尽的义务。
如果你愿意，错误地思考，但在所有情况下，为自己思考。