what is a weed? —a plant whose virtues have not been discovered.
什么是杂草？——杂草是一种利用价值尚未被发现的植物。——emerson
the man of science does not discover in order to know; he wants to know in order to discover.
科学家并非为了知道什么而寻求发现；他们是为了有所发现而想知道什么。
——a. n. whitehead
animals are such agreeable friends—they ask no questions, they pass no criticisms.
动物是如此怡人的.朋友，它们不问任何问题，也不提出批评。——george eliot
heaven knows what seeming nonsense may not tomorrow be demonstrated truth.
天知道今天看来是胡言乱语的东西明天会不会被证明是真理呢？ ——a. n. whitehead
