Which iconic actor makes an appearance as a blind man in the film young frankenstein?

Which lines from the weary blues suggest that the speaker is impressed by the musician?

Why dont early paintings tend to look very realistic

I'm dead lol: a professor was traveling by boat. on his way he asked the sailor: “do you know biology, ecology, zoology, geography, physiology? the sailor said no to all his questions. professor: what the hell do you know on earth. you will die of illiteracy. after a while the boat started sinking. the sailor asked the professor, do you know swiminology & escapology from sharkology? the professor said no. sailor: “well, sharkology & crocodilogy will eat your assology, headology & you will dieology because of your mouthology.