Websites are like haircuts. For one: you know you need one way before you get one. And two: there are a few things to consider before committing to a new style. What’s your routine? Are you someone who puts effort into your ‘do, or are you a low maintenance type? How do you expect it to grow as time goes on? Do you have a favorite color or cut, and does the style fit you?
When creating a website, your maintenance level, style, and future growth are important considerations for you and your users. A design might look exciting, but if it doesn’t match your brand personality, users get confused. And if you expect to change over time, then a scalable, easily maintained website is ideal. There’s a reason you use safety scissors with your five-your-old niece. If you trust only experienced professionals with your hair, then why wouldn’t you with your website?