Alexender the great quotes as taken from http://www.brainyquote.com/quotes/authors/a/alexander_the_great.html

I am not afraid of an army of lions led by a sheep; I am afraid of an army of sheep led by a lion.
I had rather excel others in the knowledge of what is excellent, than in the extent of my power and dominion.
Remember upon the conduct of each depends the fate of all.
There is nothing impossible to him who will try.
I am dying from the treatment of too many physicians.