Examples:

• At the start of his presentation, it seemed that he’s out of his mind, but when he finished, we saw that there’s method in his madness.
• Don’t worry. There is a method to the madness.
• They have a crazy schedule but taking all things into account, there’s a method to their madness.
• You just have to look closely, and you can see there is a method to her madness.
• The way the houses were built seemed strange, but when we heard of the natural calamities affecting the region, we realized there was a method to the madness.
• She has everything under control. There’s a method to her madness.
• You may be thinking that I have gone crazy, but there’s a method to my madness.
• Please, stop worrying about me. There’s a method to my madness.
• When she’s working on her painting, it would seem that she’s out of her mind, but when she finishes, you’ll see that there’s a method in her madness.