Only by playing a char at low levels do you fully appreciate it.
You get a feel for the char's history and str and weaknesses. If you are playing a caster- it is almost a must because you yhave to learn to use spells one level at a time. To just jump into level 6 spells, you forget (or never learn) how to use the lower level spells for its utility. And you end up wasting a higher lvl spell when you could have easily neutralize dthe situation with a lvl 1 spell...
You get a feel for the char's history and str and weaknesses. If you are playing a caster- it is almost a must because you yhave to learn to use spells one level at a time. To just jump into level 6 spells, you forget (or never learn) how to use the lower level spells for its utility. And you end up wasting a higher lvl spell when you could have easily neutralize dthe situation with a lvl 1 spell...