³ When we put bits into the mouths of horses to make them obey us, we can turn the whole animal.^{(A) 4} Or take ships as an example. Although they are so large and are driven by strong winds, they are steered by a very small rudder wherever the pilot wants to go. ⁵ Likewise, the tongue is a small part of the body, but it makes great boasts.^(B) Consider what a great forest is set on fire by a small spark.