Even really honest people are often made to feel guilty.

甚至是最诚实的人也常弄得觉得有罪似的，

Then I added with a smile,

我微笑地接着说，

There are countless people who, ever since their early years, have learned to associate snails with food.

有不计其数的人们从小就知道蜗牛可做菜。

In the same way, a Russian might fail to see anything amusing in a joke witch would make an Englishman laugh to tears.

同样的道理，一则可以令英国人笑出泪来的笑话，俄国人听了可能觉得没有什么可笑之处。

They will hardly know which facts to select from the great mass of evidence that steadily accumulates.

对于逐渐积累起来的庞大材料，他们几乎不知道选取哪些好，

The journey is so smooth that there is nothing to prevent you from reading or sleeping.

旅途平稳，丝毫不妨碍你阅读或睡眠。