"A new species develops if a population which has become geographically isolated from its parental species acquires during this period of isolation characters which promote or guarantee reproductive isolation when the external barriers break down."

--

Source : Ernst Mayr (1988). “Toward a New Philosophy of Biology: Observations of an Evolutionist”, p.442, Harvard University Press

Ernst Mayr

#Character Quotes #Population Quotes #Guarantees Quotes

“Many conservatives were openly angry with the Bush administration over enormous government spending and the chaos in Iraq. I don't see as much independent thinking on the left, where President Obama is rarely criticized by his acolytes.”
“There's a statistical theory that if you gave a million monkeys typewriters and set them to work, they'd eventually come up with the complete works of Shakespeare. Thanks to the Internet, we now know this isn't true.”

Source : 2001 In the Sunday Herald, 30 Dec.
“I think American drama is at its best when it takes the domestic and makes it epic, like a Greek tragedy in the front room.”
“I am sure that the Ukrainian nation deserves a better life. That is why I have voted for good changes and for stability.”
“My approach to newspapers was based on the idea that when you looked at the front page you said: 'Good heavens', when you looked at the middle page you said: 'Holy smoke', and by the time you got to the back pagewell, I'd have to utter a profanity to show how exciting it was.”

Source : 1961 Headlines all my Life, ch.19.
“Around, around, Companions all, take your ground, And name the bell with joy profound! CONCORDIA is the word we've found Most meet to express the harmonious sound, That calls to those in friendship bound.”
“It would be an error to try to build the Kingdom of Heaven upon envy. For nothing that is founded on envy can thrive; it must have another root.”
“When you can literally Google anything, you don't feel like you have to go see it in person. You can do a lot of traveling in your bedroom, but you're not touching anything and you're not feeling it.”

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