A wise teacher is someone who has a great deal of knowledge and experience to share with others. A GURU is a spiritual leader or teacher, often in Hinduism or Buddhism, who is respected for their wisdom and insight. A SWAMI is a Hindu religious teacher or GURU, usually one who has taken vows of celibacy and renunciation. Finally, a MENTOR is an experienced and trusted advisor who provides guidance and support to someone less experienced. All of these terms describe a wise teacher, someone who has the knowledge and experience to help guide and support others.