Generate a topic word for the given sentence. A topic word is usually the name of a person, place, animal, concept or object the sentence is focusing on.

absolute truth is something that is true at all times and in all places.
absolute truth

the wrigley building (400-410 north michigan avenue, near north side, chicago, illinois) is a skyscraper in chicago.
wrigley building

saanen is a municipality and ski resort in the canton of berne in switzerland.

saanen