Procrastination is one of the most common and deadliest of diseases and its toll on success and happiness is heavy.

Meaning of the quote

Procrastination is like a sickness that many people struggle with. When you put off important things, it can really hurt your chances of being successful and feeling happy. Putting things off is a bad habit that's hard to break, but it's important to try your best to get things done on time instead of waiting until the last minute.