Here is another illustration Jesus used: "The Kingdom of Heaven is like a mustard seed planted in a field. 32It is the smallest of all seeds, but it becomes the largest of garden plants and grows into a tree where birds can come and find shelter in its branches."
Scripture quotations marked NLT are taken from the Holy Bible, New Living Translation, copyright 1996. Used by permission of Tyndale House Publishers, Inc., Wheaton, Illinois 60189. All rights reserved. (New Living Translation - The Bible Online)