Listen to Be Grateful online. Be Grateful is an Unknown language song and is sung by Sanctuary of Silence. Be Grateful, from the album Keep Calm and Relax - Find Serenity and Asylum by Listening to the Nature Sounds that Help Dealing with Stress, Use Natural Remedies for Anxiety - Calm, Meditation & Relaxation Music, Cheer Up and Overcome Depression, was released in the year 2014. The duration of the song is 5:57. Download Unknown songs online from JioSaavn.