89、通过自己的努力即使知道一半真理，也比人云亦云地知道全部真理要好得多。——罗曼·罗兰
Through our own efforts even know half the truth， and is much better than conformity to know all the truth。
90、生活的全部意义在于无穷地探索尚未知道的东西，在于不断地增加更多的知识。——左拉
The whole meaning of life lifes in the continuous exploration has yet to know things， is constantly adding more knowledge。