 so that the birds of the air come and lodge in the branches thereof." Now some people think, oh isn't this sweet? From a mustard seed to a great big tree, look how wonderful the Gospel is. But that's not the teaching. You see, a mustard seed is pungent and small. Mustard is fiery and hot. That speaks of the explosive power of the Gospel. And that mustard makes a mustard plant, a shrub.