His car spontaneously combusted all of a sudden.

This wood may spontaneously combust if the humidity is high.

Natural rights are rights that humans have from birth.

We must strive to protect the natural environment.

The Laozi Tao Te Ching is one of the ancient Chinese philosophies, explaining the basic teachings of Taoism.

He always proactively suggests new ideas.

He surprised people by using magic.

He is a master of illusionary arts, and everyone was fascinated by his skills.

He used dichotomy to solve the problem.

He is fulfilling the special role of a 'Hōsei', a type of 'Danna' in Buddhism.