The most important human endeavor is the striving for morality in our actions.
Generations to come will scarce believe that such a one as this ever in flesh and blood walked upon this earth. (said of Mahatma Gandhi)
Time is what the clock says.
It is the theory that decides what can be observed.
In the middle of adversity there is great opportunity.
Anyone who thinks science is trying to make human life easier or more pleasant is utterly mistaken.