Earlier quoted context omitted.
At no point did I claim that multiple engine aircraft cannot complete a take off on a single engine. The statement I made: > Aircraft can land (in right circumstances) by gliding in sans power .. the same cannot be said for take offs. is about having _ no _ thrust power during take off. The other statement I made acknowledged that test pilots in planned and scheduled clear weather conditions often test aircraft with…
You did challenge the claim that they could complete take off on a single engine: https://news.ycombinator.com/item?id=44256705
Landing sans power is landing with no thrust (no functioning engine).
Completing a take off with no thrust isn't possible unless the craft is a glider, a hot balloon, or a ballistic launch .. taking off with a single engine is not "taking off sans power".