Upper or lower case?

Hello to all spelling professionals :-), I've written a long Christmas poem based on a picture of a Christmas card. Unfortunately, I'm not sure whether three words should be capitalized or lowercase. I hope one of you can help me. Small excerpts: While he sits on the bowl (and inside out/outside? splashes) I think the…

Is Habermas’s “communicative rationality” capitalized or lowercase?

Should Jürgen Habermas's "communicative rationality" be capitalized or lowercase? Is "communicative" a proper noun or merely an adjective ? Which is correct: a) or b)? a) Jürgen Habermas’ “ communicative rationality” is long outdated. b) Jürgen Habermas’s “ communicative rationality” is long outdated.

Which key do you use to switch between upper and lower case?

Which key do you use to switch between uppercase and lowercase? Ever since I started using computers, I've been used to using the Caps Lock key to switch between uppercase and lowercase. However, you can also use the Shift key for this (i.e., by holding down the Shift key and then typing the letter you…