Thing about knives myth says is it should have a full tang. This probably works for heavy duty knives obliged to cut coarse leather and firewood, but not for kitchen knives which are generally only designed for delicate cutting of soft ingredients for food. On the contrary, it will give you problems getting full tang knives as it is rare for high end kitchen knives, or even stainless knives with a full tang. In short, know the kinds of knives you are in most need of so you don't fall on marketing hypes.
Another thing that is both true and false is that knife sets are a better deal than individual knives. Although you get more metal in a set compared to buying same pieces individually, large sets usually come in a large number or knives that you will not use. On the other hand, you can use the other metals when your useful ones get dull, dirty, or broken. So either you buy a premium set of knives, cutlery and accessories, or get individual pieces of leading quality Chef's knife, small paring knife, carving knife and bread knife, both can be considered best deals.
Having professional series of knives, cutlery, graters, and mandolins in your kitchen, I don't think you will ever have a problem working with them. That's if you spend most of your life in the kitchen
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