Difficulties cease to trouble us either when they are surmounted, or when we have become accustomed to them.


The Progress of Physics During 33 Years (1875-1908), Lecture IV (p. 118)


Difficulties cease to trouble us either when they are surmounted, or when we have become accustomed to them.

Difficulties cease to trouble us either when they are surmounted, or when we have become accustomed to them.

Difficulties cease to trouble us either when they are surmounted, or when we have become accustomed to them.

Difficulties cease to trouble us either when they are surmounted, or when we have become accustomed to them.