It is those who concentrates on but one thing at a time who advance in this world. The great man or woman is the one who never steps outside his or her specialty or foolishly dissipates his or her individuality.
It's always easier if you have the support of your family if you're not alone. I came from a country that has been through a lot of troubles in the last 20 to 30 years but we have been through them together.