The blue thread is not essential to [the validity of] the white thread, and the white is not essential to [the validity of] the blue. The tefillah of the hand is not essential to [the validity of] that of the head, and that of the head is not essential to [the validity of] that of the hand. The flour and the oil are not essential to the wine, nor is the wine essential to them. The blood applications on the outer Altar are not essential to [the validity of] one another.

The bulls, the rams, and the lambs are not essential to one another’s [validity]. R’ Shimon says: If they had many bulls but no libations, they should bring one bull with its libations rather than offering all of them without libations.