预测是非常困难的,尤其是关于未来。
To overcome the anxieties and depressions of contemporary life, individuals must become independent of the social environment to the degree that they no longer respond exclusively in terms of its rewards and punishments.
能源的未来在于包括传统能源和可再生能源在内的多样化组合。
Poetry is the language of the soul, spoken in the rhythm of the heart.