The pressure to produce high quality work in little time what clients want combined with the demand to have a high number of billable hours each month is very stressful. Making Payroll and other cash flow stressors. Do one thing. If possible start it, work on it and finish it without interruption. Let others help you.
Sleep deprivation is devastating.
You will perform much better following some rest and relaxation. Very little of what lawyers do is really a matter of life and death. It is always now. Try to avoid undue preoccupation with the past or the future. Have some FUN .