Mirth is like a flash of lightning, that breaks through a gloom of clouds, and glitters for a moment; cheerfulness keeps up a kind of daylight in the mind, and fills it with a steady and perpetual serenity.
I've always found it not only easy, but enjoyable. It's necessary for us to reach out and I'm speaking for myself here. I certainly have a sense of responsibility to reach out to these people in the theatre who might look to someone like me for some guidance.
Unless you're willing to have a go, fail miserably, and have another go, success won't happen.