The only person you are destined to become is the person you decide to be.
The market is always changing, and so should your strategies.
实际发展水平与潜在发展水平之间的距离,前者由独立解决问题决定,后者由在成人指导下或与更有能力的同伴合作解决问题决定。
文学的价值在于它能够触动人心最深处的情感。
Quality is remembered long after price is forgotten.