美德不在于避免恶习,而在于不渴望它。
要成为一个好的数学家,你需要既有直觉又有严谨。
简单性是一种伟大的美德,但需要努力工作才能实现,需要教育才能欣赏。简单性是最终的复杂性。
Technology is just a tool. In terms of getting the kids working together and motivating them, the teacher is most important.
The truth is a fire that burns everything in its path.