Do You Have the Time?

Here are the keyboard shortcuts for the current date and time in Word, Power Point, and Excel:

In Word:
Alt + Shift + D will insert the current date into your document.
Alt + Shift + T will insert the current time into your document.

In PowerPoint:
Either of the above key combinations (Alt + Shift + D or Alt + Shift + T) brings up the Date and Time window where you can choose what's to be inserted on a PowerPoint slide.
You'll see the Header and Footer dialog box:
Either way you're given the option to add the date and/or time to your slide.

In Excel:
Ctrl + ; (semicolon) will insert the current date into your worksheet.
Ctrl + Shift + : (colon) will insert the current time into your worksheet.