Christianity is way more than a warm, fuzzy feeling- it's the exclusive source of truth that you can know.
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1 John 5 (ESV)
1 Everyone who believes that
Jesus is the Christ
has been born of God,
who loves the Father
loves whoever has been born of him.
2 By this we know that we love the children of God, when
we love God
and obey his commandments.
3 For this is the love of God,
that we keep his commandments.
And his commandments are not burdensome.
4 For everyone who
has been born of God
overcomes the world.
And this is the victory that has overcome the world—our faith.
5 Who is it that overcomes the world except the one who believes that Jesus is the Son of God?
6 This is he who came by water and blood—Jesus Christ;
not by the water only