So then faith cometh by hearing, and hearing by the word of God. Romans 10:17 KJV From Nicodemus, who went to Jesus in the cloak

So then faith cometh by hearing, and hearing by the word of God. Romans 10:17 KJV From Nicodemus, who went to Jesus in the cloak
What does it mean to overcome and what are we overcoming? The question above was posed at a church I visited not too long ago..
Sometimes when the storms of life are raging, I forget that God is bigger. God is bigger than every Goliath I face and every mountain