It is difficult for the average man to form an adequate conception what strength, energy, and perseverance are necessary to absorb the unfamiliar language, habits, and customs of a new country, without the loss of one's own personality.
 Emma Goldman, Anarchism and Other Essays (1910). copy citation

Context

“They have at all times held aloft the banner of liberty, thus impregnating the social vitality of the Nation. But very few have succeeding in preserving their European education and culture while at the same time assimilating themselves with American life. It is difficult for the average man to form an adequate conception what strength, energy, and perseverance are necessary to absorb the unfamiliar language, habits, and customs of a new country, without the loss of one's own personality. Emma Goldman is one of the few who, while thoroughly preserving their individuality, have become an important factor in the social and intellectual atmosphere of America. The life she leads is rich in color, full of change and variety.” source