做伟大工作的唯一方法是热爱你所做的事。
努力工作和诚信是任何成功企业的基石。
企业的成功不是偶然的,而是必然的。
相信有时需要勇气。
Mathematics is not a spectator sport. You have to do it to understand it.
The study of mental processes requires both experimental and comparative methods.