It requires indeed some courage to undertake a labor of such far-reaching extent.
I cannot tell why this heart languishes in silence. It is for small needs it never asks, or knows, or remembers.
The only way to get through life is to laugh your way through it. You either have to laugh or cry. I prefer to laugh. Crying gives me a headache.
在数学中,从困惑到清晰的旅程是最有价值的体验。