Good and evil are always fighting in the human heart.

There are still imperfect parts in this plan.

This map is incomplete, not all roads are drawn.

My dream is to travel to Argentina.

His behavior was an unheard of thing.

I was amazed at his genius idea.

Calculating the natural logarithm is an important part of mathematics.

His intention was clear.

He is writing a thesis on abiogenesis.

Let's calculate the asymptote of this function.