对真理最好的检验是思想在市场竞争中被接受的力量。
The highest and most beautiful things in life are not to be heard about, nor read about, nor seen but, if one will, are to be lived.
The greatest wisdom is to realize one's own ignorance.
People change and forgot to tell each other.
"The only limit to our realization of tomorrow is our doubts of today."