The only way to learn mathematics is to do mathematics.
学习数学的唯一方法就是做数学。
With a library you are free, not confined by temporary political climates. It is the most democratic of institutions because no one - but no one at all - can tell you what to read and when and how.
"الحب هو اللغة الوحيدة التي يفهمها الجميع دون ترجمة."
"It's not about what you say, it's about what you do."
Aprender a leer es lo más importante que me ha pasado en la vida.
Quality is more important than quantity. One home run is much better than two doubles.