Complex sentence: Unity describes itself as a worldwide Christian organization which teaches a positive approach to life, seeking to accept the good in all people and events, and as beginning as a healing ministry and healing has been its main emphasis for over 100 years.
Split into simpler sentences: Unity describes itself as a worldwide Christian organization which teaches a positive approach to life, seeking to accept the good in all people and events. Unity began as a healing ministry and healing has been its main emphasis for over 100 years.