The sentence can be corrected in the following way:
Legendary jazz drummer Joe Morello was vision impaired. However, he had a talent for hearing and feeling rhythm.
Explanation:
A longer pause is necessary after the first idea is expressed, since it is a long one in that particular sentence. The connective "however" usually appears at the beginning of a sentence in order to express contrast.
For Thomas Jefferson the word tyranny is being equated to the word meanneass. Tyranny means being cruel, unreasonable, or arbitrary usage of power or control. Hope this answers the question.
