Although the masculine form of appellation is typically used when listing the level titles of the various types of characters, these names can easily… - Gary Gygax

One of the things stressed in the original game of D&D was the importance of recording game time with respect to each and every player character in a campaign. In AD&D it is emphasized even more: YOU CAN NOT HAVE A MEANINGFUL CAMPAIGN IF STRICT TIME RECORDS ARE NOT KEPT.

The new D&D is too rule intensive. It's relegated the Dungeon Master to being an entertainer rather than master of the game. It's done away with the archetypes, focused on nothing but combat and character power, lost the group cooperative aspect, bastardized the class-based system, and resembles a comic-book superheroes game more than a fantasy RPG where a player can play any alignment desired, not just lawful good.

Do not be sidetracked. A good referee will have many ways to distract an expedition, many things to draw attention, but ignore them if at all possible.