Winter is usually the villain of a poem, the season of death and hardship. Here Shakespeare invites it to do its worst and then explains why it still isn't bad enough. The lines are a song from his play *As You Like It*, sung by Amiens, a lord who has followed the banished Duke Senior into the Forest of Arden. The setting matters. The men singing and listening have been cast out by people they trusted, so a song about betrayal is a song about their own lives.
The central idea is a comparison that nature loses. The wind is "not so unkind / As man's ingratitude," and the frozen sky "does not bite so nigh / As benefits forgot." Both stanzas have the same shape: a command to the weather ("Blow, blow," "Freeze, freeze"), then a measurement of its cruelty against something worse. The speaker treats the weather almost like a rival and tells it to go ahead, because he has felt colder things.
The reasoning behind that claim is odd and clever. The wind's "tooth" is less keen "because thou art not seen." Winter has no face and no motive. It cannot have promised you anything, so it cannot break a promise. Ingratitude is different because it comes from someone you knew, someone you helped. The second stanza makes this personal. The sky and the frozen waters ("Though thou the waters warp") are physical, even impressive, but the stanza ends on the plainest line in the poem: "As a friend remembered not." Almost every word is a single syllable, and the sentence just stops, like a door shutting. After all the grand winter imagery, the real injury turns out to be quiet and small, a name that slips someone's mind.
The imagery of the first stanza is bodily: a tooth, a breath, a bite, a sting. Winter is given a mouth, and it is a rough mouth, but the poem keeps saying human cruelty has sharper teeth. The adjectives "keen" and "rude" suit this, since both can describe weather or manners. That doubling lets the weather's rudeness stand for social rudeness, and it prepares for the argument that real coldness is a human matter.
The sound of the verses supports this. The stanza lines are short and heavily stressed. "Blow, blow" and "Freeze, freeze" put two strong beats side by side, like gusts. The rhyme scheme is tight: each stanza runs *aabccb*, with couplets such as "wind / unkind" and "keen / seen," then a rhyme ("ingratitude" with "rude," "forgot" with "not") that closes the loop and gives each complaint a snap at the end.
The refrain then changes the mood. Its lines are longer and bouncier: "Heigh-ho! sing, heigh-ho! unto the green holly." The rhymes, *holly*, *folly*, *holly*, *jolly*, are almost nursery-rhyme simple, and the words are cheerful. The message is not. "Most friendship is feigning, most loving mere folly" is a bleak thing to sing so lightly. That gap is the poem's most interesting feature. "Heigh-ho" can be a shout of pleasure or a weary sigh, and "This life is most jolly" can be sincere, bitterly ironic, or the sort of cheerfulness people put on to survive disappointment. The poem never says which. Judging by the imagery, the green holly, an evergreen that keeps its colour through winter, may suggest something that endures when everything else has been stripped bare, though the text leaves that open.
What makes the song significant is this refusal to settle into one tone. It sits in a comedy yet speaks with real hurt, and it manages to be both comforting and cynical. Its argument is also simple enough to remember after one hearing: bad weather is honest, and people sometimes aren't. A reader can disagree with the speaker's pessimism, since the song itself overstates its case with "most" friendship and "mere" folly. But the sharpest line is the one that rings true for almost anyone, the sting of being a friend "remembered not."