A tannery's wastewater is the truest measure of its values.
The highest art is to conceal art.
Every problem in mathematics is an opportunity to learn something new.
In the depth of solitude, I found the presence of all.
表演涉及非常微妙的情感。它不是戴上面具。每次演员表演时,他并没有隐藏;他在暴露自己。