to argue against an idea to test how strong it is
アイデアの強さを試すためにそれに反論すること (aidea no tsuyosa o tamesu tame ni sore ni hanron suru koto)
"I don't necessarily disagree, but let me play devil's advocate for a moment."
"必ずしも反対ではありませんが、少しの間悪魔の代弁者を務めさせてください。" (kanarazushimo hantai dewa arimasen ga sukoshi no aida akuma no daibensha o tsutomemasete kudasai)
feeling very sure of yourself
to cause someone to feel sympathy or emotion
a complex problem that may cause more trouble once started
to transfer something to a later time or place
to make a fresh start or change for the better
to accept a difficult situation patiently