How did the feudal system protect a lord as well as his peasants?

Imust go down to the seas again, to the lonely sea and the sky, and all i ask is a tall ship and a star to steer her by; and the wheel's kick and the wind's song and the white sail's shaking, and a grey mist on the sea's face, and a grey dawn breaking, i must go down to the seas again, for the call of the running tide is a wild call and a clear call that may not be denied; and all i ask is a windy day with the white clouds flying, and the flung spray and the blown spume, and the sea-gulls crying. i must go down to the seas again, to the vagrant gypsy life, to the gull's way and the whale's way where the wind's like a whetted knife; and all i ask is a merry yarn from a laughing fellow-rover, and a quiet sleep and a sweet dream when the long trick's over. —"sea fever,” john masefield read the poem, then use the drop-down menus to identify the mood of each stanza. the mood of the first stanza is (reflective-excited-regretful) the mood of the second stanza is (angry-urgent-sorrowful) the mood of the third stanza is (vengeful-peaceful-energetic)