A man’s friendships are one of the best measures of his worth
English naturalist, geologist and biologist, best known for his contributions to the science of evolution.
The very essence of instinct is that it's followed independently of reason
A scientific man ought to have no wishes, no affections, - a mere heart of stone
Intelligence is based on how efficient a species became at doing the things they need to survive
Blushing is the most peculiar and most human of all expressions
I am not apt to follow blindly the lead of other men
We stopped looking for monsters under our bed when we realized that they were inside us
Principles have no real force except when one is well-fed
You can easily judge the character of a man by how he treats those who can do nothing for him
Even if you are on the right track, you’ll get run over if you just sit there
Many people will walk in and out of your life, but only true friends will leave footprints in your heart
The truth is rarely pure and never simple
It's fine to celebrate success but it is more important to heed the lessons of failure
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