sink to such depths

to behave very badly I find it hard to believe that human beings could sink to such depths.

Name	Pronounced	Usage
Monika	MO-ni-kah (German), maw-NEE-kah (Polish)	German, Swedish, Norwegian, Danish, Czech, Slovak, Polish, Slovene, Croatian, Lithuanian, Latvian
Erasmo	-	Italian, Spanish, Portuguese
Doron	-	Hebrew
Siemowit	-	Polish (Archaic)
Amnon	-	Biblical, Biblical Hebrew, Hebrew
Adolf	['ædɔlf]