兰生幽谷，不为莫服而不芳；舟在江海，不为莫乘而不浮；君子行义，不为真知而止体。
【大意】兰花生长在幽静偏僻的山谷中，并不因没有人采撷佩带而不吐出迷人的芳香；舟船在大江大海中，并不因没有人乘坐而停止了飘浮；君子做正义的事，并不因没有人知道而停止。
The mind is not a vessel to be filled, but a fire to be kindled.
Pride is the universal sin, the great vice.
Singing is my way of giving back to the world what it has given me.
The boundary between physics and mathematics is not as clear-cut as one might think.