One Person Making A Wrong Decision Affects

Native Americans Had Only Stone And Wooden Weapons And No Animals That Could Be Ridden. Those Military Advantages Repeatedly Enabled Troops Of A Few Dozen Mounted Spaniards To Defeat Indian Armies Numbering In The Thousands.

Today Charles Darwin Is Best Known For Establishing The Fact Of Evolution And For Recognizing The Major Role Of Natural Selection In Driving It.

We Scientists Have Fantasies Of Being Uniquely Qualified To Make Great Discoveries. Alas, Reality Is Cruel: Most Of Us Are Replaceable. For The Vast Majority Of Scientific Contributions, If Scientist X Hadn't Achieved It That Year, Scientist Y Would Have Achieved The Same Result Or Something Very Similar Soon Thereafter.

It Invites A Search For Ultimate Causes: Why Were Europeans, Rather Than Africans Or Native Americans, The Ones To End Up With Guns, The Nastiest Germs, And Steel?

I've Always Been Interested In A Lot Of Things, And A Lot Of Things At The Same Time, And I Always Tried To Explain Them To Myself. I Ask A Lot Of Questions.