"The past is a foreign country; they do things differently there."
The best way to be happy is to let go of what you can’t control.
There is no such thing as a special category of science called applied science; there is science and its applications, which are related to one another as the fruit is related to the tree that has borne it.
Most people are afraid of change,but if you look at it as something you can count on,then it can be a comfort.There's not many things you can really count on.