句子使用了冒号来引出对 subtraction 的具体解释，one must dare to 强调了行动的勇气，后半部分通过不定式 to see 说明了做减法的目的。
Mathematicians usually discover a theorem first through intuition; this result seems plausible to them initially, after which they proceed to construct a proof. — Hardy
Most mathematical creations are the result of intuition, involving a direct perception or rapid understanding of facts, unrelated to any lengthy or formal reasoning process. — Russka
Infinity! No other problem has ever so profoundly touched the human soul. — Hilbert
Numbers rule the universe. — Pythagoras
Mathematics, the queen of sciences; Number Theory, the queen of mathematics. — Gauss
If I had inherited a considerable fortune, I would probably have little value in mathematics. — Lagrange
Mathematics is a tool well-suited for handling any kind of abstract concept, and its power in this domain is limitless. For this reason, a book on emerging physics, unless it is purely descriptive of experiments, is essentially a mathematical book.
In gaining insight, one must dare to perform subtraction: subtract the parts already solved by predecessors to see which problems remain unsolved and need our exploration and resolution. — Hua Luogeng
数学家通常是先透过直觉来发现一个定理；这个结果对于他首先是似然的，然后他再着手去制造一个证明。——哈代
多数的数学创造是直觉的结果，对事实多少有点儿直接的知觉或快速的明白，而与任何冗长的或形式的推理过程无关。——卢斯卡
无限！再也没有其他问题如此深刻地打动过人类的心灵。——希尔伯特
数统治着宇宙。——毕达哥拉斯
数学，科学的女皇；数论，数学的女皇。——高斯
如果我继承可观的财产，我在数学上可能没有多少价值了。——拉格朗日
数学是个性适于处理任何种类的抽象概念的工具，在这个领域中它的力量是没有限度的。由于这个原因，一本关于新兴物理的书，只要不是纯粹描述实验的，实质上就必然是数学书。
在领悟中要敢于做减法，就是减去前人已经解决的部分，看看还有那些问题没有解决，需要咱们去探索解决。——华罗庚
"Life is not about its length, but about the timing of insight."
"Understanding the true motives of others helps one face interpersonal relationships with clarity."
"Seeing through things does not mean becoming jaded."
"What the eye sees is vision; what the eye cannot see is insight."
"Sorrow often makes one exceptionally perceptive."