If I have ever made any valuable discoveries, it has been owing more to patient attention than to any other talent.
Tact is the art of making a point without making an enemy.
If I have done the public any service, it is due to my patient thought.
God is the same God, always and everywhere. He is omnipresent not virtually only, but also substantially, for virtue cannot subsist without substance.
In the beginning of the year 1665, I found the method of approximating series and the rule for reducing any dignity of any binomial into such a series.
The Ignis Fatuus is a vapor shining without heat.