I'm most grateful to you for taking so much trouble to explain the best way of getting there.
你不厌其烦地给我解释去那里的最佳途径,我对些深表感激。
At that time only the British government had the right to sell salt, which was taxed, so Gandhi encouraged the whole nation to make their own salt.
那时,只有英国政府有权出售盐,而且盐是要征税的。于是甘地鼓励所有的国民自己生产盐。