1. "I'd build my hut near the cool, clear stream" - This line compares the stream to a cool, clear substance like glass or crystal.
2. "And sleep beneath the shade of the old, gnarled tree" - This line compares the tree to a gnarled, old, and therefore wise, individual.
Both similes use "like" or "as" to make the comparisons, which is a common characteristic of similes. They help to create a vivid picture of the speaker's ideal life and connect with the reader's understanding of the world.