I make a point of saying that a veil is the single most important piece of beekeeping equipment and that every beekeeper, regardless of experience, should use a veil every single time they inspect your bees. Getting stung on the face is an unpleasant experience for pretty much everyone. When it comes to safety, don't take shortcuts.
It's also important that you remember to secure your veil properly. If you forget to tie it down snugly or zip it fully, this is what may happen: