Our quarries don't just produce stone - they produce opportunities.
我们的采石场不仅生产石头，更创造机会。
"Freedom is not worth having if it does not include the freedom to make mistakes."
The essence of mathematics is not just in solving problems but in asking the right questions.
The greatest problem for mathematicians now is probably the Riemann Hypothesis.
心理学的研究就是研究生活的策略。