unusual or unconventional
ungewöhnlich oder unkonventionell (ungewoehnlich oder unkonventionell)
"His ideas are often off the wall, but they sometimes work."
"Seine Ideen sind oft off the wall, aber manchmal funktionieren sie." (Seine Ideen sind oft **off the wall**, aber manchmal funktionieren sie.)
to take responsibility for one's actions or decisions
full of energy and not tired
disrespecting or defying the authority of a court of law
to set a limit on what is acceptable
to increase the level of risk or difficulty
to adapt and learn quickly without prior preparation