Does Acting In Faith Increase Faith? | Matthew 14 & Mark 9

Does acting in faith increase faith? Matthew 14 & Mark 9 have something to say about it.
[1:10] Matthew 14 Peter walks on water
[1:40] Matthew 14:25 - 33
[3:00] Peter's faith increases
[5:00] What it means to have our faith increase
[6:00] Matthew 14:34 - 36 People touch Jesus' garment
[7:50] Acting in faith increases faith in the one who is worthy of our faith
[8:10] Mark 9:14 - 29 A demon possessed boy; Help me overcome my unbelief
[10:50] God is not upset by our doubt

Other Bible Verses:
Luke 17:6
Luke 8:43 - 48
Psalm 103:14
2 Timothy 2:13