Design is a fourteen line sonnet. It is also called an Italian sonnet also known as a Petrarchan Sonnet. This kind of Sonnet is composed of two stanzas. The first eight lines make up one stanza while the second stanza is six lines. Here Frost suggest that how design o f God works. God is designer of nature and all natural process happening around us. There is also good and evil natural forces existence in the world . It is designed by Go d. The poem starts with a white - spider preying a white moth on a heal - all. The flower hold the moth. But it can not able to stop this tragic incident. It was dark , horrible force of nature . White - spider , white - flower and white - moth this symbol of whiteness suggests evil and darkness . There is no purity in it . White symbol of innocent and purity become symbol of dark activity . And it ends in death of moth . Moth have to struggle against evil force ' spider ' . This process indicates natural force controls one another