心神应该保持平静稳定,骨力应该保持活动锻炼,胸怀应该保持宽广豁达,筋骨应该保持坚强硬朗,脊梁应该保持端正平直,肠胃应该保持素淡洁净,舌端应该保持谨慎寡言,脚跟应该保持坚定不移,耳目应该保持聪明朗洁,精神应该保持正直无邪。
In the end, the success of any technology is determined by its ability to solve real-world problems.
I never guess. It is a capital mistake to theorize before one has data. Insensibly one begins to twist facts to suit theories, instead of theories to suit facts.