I am not an Athenian or a Greek，but a citizen of the world.
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
板块构造理论是地质学的统一理论。
The one thing you can't trade for your heart's desire is your heart.
释义：人的外貌可能相似，但内心和性格却各不相同。
Efficiency in aquaculture isn’t about producing more—it’s about wasting less.
Cada libro es una puerta a un mundo desconocido, una invitación a explorar lo desconocido.
The world is a great clock, and we are the hands.