The song "Symphony" by Josh Groban is about missing a loved one while away on a trip or chasing a dream. The lyrics express the singer's heartfelt desire to write to the person they are missing but feeling unsure of what to say. The singer wishes they could offer the loved one a grand symphony orchestra as a token of their affection, but all they have is a simple song written from their heart. The music is subtle and gentle, with a soothing melody that is easy to sing along to. There is a sense of vulnerability in the singer's voice, as they express their hope that the loved one still feels their love, even when they are far away. The song is a reminder that love can be simple yet powerful, and that even a simple melody can be enough to express one's feelings. Overall, "Symphony" is a sweet and emotional song that captures the deep longing and affection one can feel for someone they are missing. It is a beautiful tribute to the power of music to connect people across distance and time, and to express love in all its forms.