to politely disagree with someone
誰かに礼儀正しく異議を唱える (dareka ni reigi tadashiku igi o tonaeru)
"I beg to differ, but I think your conclusion is incorrect."
"私は礼儀正しく異議を唱えますが、あなたの結論は間違っていると思います。" (watashi wa reigi tadashiku igi o tonaemasu ga, anata no ketsuron wa machigatte iru to omoimasu)
controlled or used by people who could cause harm
to have something as the main point or reason
to be free from worry or fear
to approach the last possible moment before a deadline
involving secrecy, mystery, and deception
to perform well in a difficult situation