There won’t be the differentiation of faiths as we’ll all know the truth!
Isaiah 11:9 The Stone Edition They will neither injure nor destroy in all of My sacred mountain; for the earth will be as filled with knowledge of HASHEM as water covering the sea bed.
When people move on, they realize they are with God and learn about the meaning of it all. The same applies to everyone here on earth.
So, in the world to come, we will learn about balance, about moderation, about kindness and most importantly, about love. Our pets will be with us too, and they will learn to be a little patient with us should they want our attention.