If you think you can do it, you can.
Expect problems and eat them for breakfast.
Begin to be now what you will be hereafter.
The dog that trots about finds a bone.
Be gentle to all and stern with yourself.
Leap, and the net will appear.
You never know what motivates you.
If you can dream it, you can do it.
What you do today can improve all your tomorrows.
The wise does at once what the fool does at last.
Intensity like signal strength will generally fall off with distance from the source, although it also depends on the local conditions and the pathway from the source to the point.