The quaternion was born, as a curious offspring of a quaternion of parents, say of geometry, algebra, metaphysics, and poetry.
四元数的诞生，如同几何、代数、形而上学和诗歌这四位父母的奇特后代。
Time erodes all such beauty, but what it cannot diminish… is the wonderful workings of your mind. Your humor, your kindness… and your moral courage.
世界变化很快，但人心变化很慢。
"Escribir es dejar una parte de uno mismo en el papel, para que otros puedan encontrarla."
光永远是一种把空间戏剧化的重要元素。
Sometimes silence speaks louder than words.
