Easy as 3 4 5...

This new poetical form is based on the mathematical tenets of the right triangle -- its sides are arranged propotionally in the 3:4:5 ratio, among others.

Rules:

• each verse features three lines;
• each line has a different number of syllables: 3, 4, and 5;
• the number of syllables in the title should not exceed the combined number of syllables in the poem;
• there are no rules regarding the number of verses, types of rhymes, and punctuation;
• no restriction on subjects, although happy, sunny themes are encouraged.