People haven't always been there for me, but music always has.
The relationship between education and earnings is complex and varies across different contexts.
一个物理符号系统具备一般智能行为的必要和充分条件。
种树的最佳时间是二十年前,其次是现在。
在制药行业,耐心和坚持与科学突破同样重要。
"In the silence between words, the truth often lies hidden."