If you die use your given key to open your grave. 
Break your grave to retreive your items.
Place items in the world with Draconic Evolution (default ` key).
Horse Power's Grindstone is a great early game ore processing option!
Grindstones can be powered by hooking any rideable entity to it using a lead.
The Sacrificial Dagger yields 25 LP for each damage dealt.
Are you a messy miner? Check out the Useful Nullifiers mod for easy cleanup! 
Need to nap after finding those Thaumcraft crystals but are on a server? You just need to lay down and get up to progress!
Bit by a Vampire!? You better drink some milk, FAST!
Keep your distance from named Vampires!
Try your hand at enchanting for a chance to add Veining to your pickaxe!
Like fish but hate to waste time fishing? Check out Water Strainer to catch those fish and maybe even some loot!
Check out Viescraft airships for a unique mode of travel!
Keep an eye on the moon! Different lunar phases bring different level mobs!
Hold your fuelcan and right click while having any type of coal in your hotbar to fill it. 