The idiom "feet of clay" refers to a person who is untrustworthy, unreliable, or weak-willed. It represents someone who can easily be manipulated or swayed by others due to their lack of inner strength or moral compass.

The "call of the wild" refers to a strong desire to be outdoors, enjoying nature, and participating in physical activities such as hunting or hiking.

The idiom "by the way" is a casual expression used to introduce an unrelated topic into a conversation.

The idiom "not hurt a fly or flea" means not causing any harm to anyone or anything, no matter how small or insignificant it may seem. It can also mean being very careful and cautious in one's actions, so as not to harm anyone.

The idiom "your sins will find you out" means that one's actions or mistakes will eventually be discovered, no matter how hard they try to keep them hidden. It suggests that there is a moral reckoning that will occur, and the consequences of one's actions will be revealed.