[400-25] “Had I the colonizing” is what Gonzalo means. Antonio makes it appear that Gonzalo was speaking of planting the island.
[400-26] Succession means inheritance, as a son succeeds to his father’s property.
[400-27] Bourn means brook, hence boundary, as of land.
[400-28] Tilth means tillage or cultivation, as of land.
[401-29] He probably means any engine of war.
[401-30] Foison means plenty of grain or fruits.
[401-31] The Golden Age is that period of the world’s history when there was no sin, sorrow or suffering, and when all mankind was so good that there was no need of government of any sort. The Greeks, especially, but other peoples to some extent, have mythical tales of such a time.
[401-32] Sensible is here used for sensitive.
[401-33] Gonzalo admits that in witty talk he is nothing in comparison to Antonio and Sebastian.
[401-34] A blow with the flat of a sword is harmless: so is Gonzalo’s wit.