Meanings of once absurd in English

It was, Ann Veronica felt, at once absurd and extraordinarily right.

Our position was at once absurd and extremely serious.

Lucy as usual was conscious both of intimidation and attraction-shefelt him at once absurd and magnetic.

But probably the most abiding feature of Tango is the angst of the middle aged man, at once absurd and self-deluding.

An ingenious idea occurred to him; to have arranged by his future father- in-law the quarrel which he considered at once absurd, useless, and dangerous.