Sayyidi wa sanadi Mufti Taqi Usmani (Allah preserve him) said,

‘It is futile to look for worldly benefits and logical explanations in Hajj and sacrifice (udhiya/qurbani).

They are a Divine orders to remind us that we have to follow them irrespective of understanding them in itself or their benefits.

The Divine order requires submission. And this is Islam as defined in Quran,

[37:103]
So, (it was a great episode) when both of them submitted themselves (to Allah’s will), and he laid him on his forehead (to slaughter him),

Waaz: 27/9/2104, Darul Uloom Karachi