The mathematician, carried along on his flood of symbols, dealing apparently with purely formal truths, may still reach results of endless importance for our description of the physical universe.
数学家沉浸在他的符号洪流中，表面上处理纯粹的形式真理，仍然可能得出对我们描述物理宇宙具有无尽重要性的结果。
You control your future, your destiny. What you think about comes about. By recording your dreams and goals on paper, you set in motion the process of becoming the person you most want to be. Put your future in good hands — your own.
温暖的雨和晴和的风初融冰冻，柳叶如眼、梅花如腮，已感觉到春心的萌动。
量化金融最重要的教训是，你必须理解模型的局限性。