在我们推理关于事实的过程中,有各种可能的确证程度,从最高的确定性到最低级别的道德证据。
In our reasonings concerning matter of fact, there are all imaginable degrees of assurance, from the highest certainty to the lowest species of moral evidence.
形容自然景观的壮丽与难以用笔墨完全描绘。
Books make great gifts because they have whole worlds inside of them.
最成功的组织是那些专注于为所有利益相关者创造价值的组织。
The best way to learn mathematics is to do mathematics.