Quotes of the week

Charles Darwin:
"I love fools' experiments. I am always making them."
(http://www.darwin-literature.com/l_quotes.html)

"The very essence of instinct is that it's followed independently of reason."
(http://www.brainyquote.com/quotes/authors/c/charles_darwin.html)


Florence Nightingale:
"How very little can be done under the spirit of fear."
(http://thinkexist.com/quotes/florence_nightingale/)

"Were there none who were discontented with what they have,
the world would never reach anything better."
(http://thinkexist.com/quotes/florence_nightingale/)


Stephen Hawking:
"I have noticed even people who claim everything is predestined,
and that we can do nothing to change it, look before they cross the road."
(http://www.brainyquote.com/quotes/authors/c/stephen_hawking.html)

"It matters if you just don't give up."
(http://www.saidwhat.co.uk/quotes/famous/stephen_hawking)