数学的进步是通过它能解决的问题数量来衡量的。
唯一值得称道的自由是追求我们自己的利益的自由方式，只要我们不试图剥夺别人的利益或妨碍他们获得自己的利益。
Science is not just about finding answers, but also about asking the right questions.
True sustainability means leaving the land better than we found it for future generations.
The stage is where I feel most alive.
Mathematics is not a spectator sport; to understand it, one must engage with it actively.