1. Rinse the quinoa under cold water.
2. In a saucepan, bring the water to a boil. Add the quinoa, reduce the heat to low, cover, and simmer for 15 minutes or until the water is absorbed.
3. Remove the saucepan from heat and let the quinoa cool.
4. In a large mixing bowl, combine the cooked quinoa, cherry tomatoes, cucumber, parsley, and mint.
5. In a small bowl, whisk together the olive oil, lemon juice, salt, and black pepper.
6. Pour the dressing over the quinoa mixture and toss to combine.
7. Serve chilled or at room temperature.