Mark 4:2

πολλά : a vague expression, but implying that the staple of that day's teaching consisted of parables, probably all more or less of the same drift as the parable of the Sower, indicating that in spite of the ever-growing crowds Jesus was dissatisfied with the results of His popular ministry in street and synagogue = much seed-sowing, little fruit. The formation of the disciple-circle had revealed that dissatisfaction in another way. Probably some of the parables spoken in the boat have not been preserved, the Sower serving as a sample. ἐν τῇ διδαχῇ α. In the teaching of that day He said inter alia what follows.