质量从来不是偶然的,它总是智慧努力的结果。
The impact of a scientific discovery can be profound, often reaching far beyond the initial expectations.
避免审判的最佳方式就是为之做好准备。
The function of mental processes is to mediate between the needs of the organism and the demands of the environment.
Live within your income and save so you can invest.Learn what you need to learn.