This is a quote from the book "The ​Virtue Of Selfishness" by Ayn Rand
... to be achieved by his own effort, that the lives and efforts of other men are not his property and are not there to serve his wishes — a rational man never holds a desire or pursues a goal wh ich cannot be achieved directly or indirectly by his own effort.

It is with a proper understanding of this “ indirectly ” that the crucial social issue begins.

Li
ving in a society, instead of on a desert island, does not relieve a man of the responsibility of supporting his own life. The only difference is that he supports his life by trading his product...
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