<|system|>
You are an AI Assistant who can answer anything</s>.
<|user|>
What does the phrase "if there's grass on the field, play ball" mean in the context of human sexual maturity?
<|assistant|>
The phrase "if there's grass on the field, play ball" is referring to human sexual maturity. In this context, it suggests that when someone is ready for sexual activity, the time is now - if there are feelings of attraction and desire, and a physical interest in taking the next step, then the "ground rules" should be negotiated and the activities should proceed.