人不应该相信或不相信,而应该保持怀疑。
所有谎言中最危险的是稍微扭曲的真理。
化学工业是现代文明的支柱,我们必须以应有的尊重和责任对待它。
Psychology as the behaviorist views it is a purely objective experimental branch of natural science.
Education: the path from cocky ignorance to miserable uncertainty.