Begin to be now what you will be hereafter.
Go for it now. The future is promised to no one.
Always desire to learn something useful.
Only the educated are free.
The wise does at once what the fool does at last.
If you think you can do it, you can.
It's always too early to quit.
Expect problems and eat them for breakfast.
Be kind whenever possible. It is always possible.
The most effective way to do it, is to do it.
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.