It was quite obviously a joke... no where did he say, "I hate niggers!" or, "We are sooo much better than these monkeys!"
The definition of racism according to google:
"prejudice, discrimination, or antagonism directed against someone of a different race based on the belief that one's own race is superior."
So, by definition his comments are not racist at all!
The definition of racism according to google:
"prejudice, discrimination, or antagonism directed against someone of a different race based on the belief that one's own race is superior."
So, by definition his comments are not racist at all!