Stress and worries are joy takers.
Holding a glass of water for example, if you hold it for some seconds, there's no problem. If you hold it for some minutes, your hand will begin to ache, If you hold it all day long, your hand will feel numb and paralysed.
Hence, the stress and worries of this life is like a glass of water, you think about it for some minutes, there's no problem. If you think about it for hours, it begins to hurt, but when you think about them all day long, then you'll feel paralysed incapable of doing anything.
So to solve the problem "PUT THE GLASS OF WATER DOWN"