Sentence:  You can see it , for example , in the extensive <WSD>efforts</WSD> President Kennedy has made to enlist solid bipartisan support for his actions toward both Cuba and Laos ; efforts , as I see it , which are being directed , by the way , toward support for future actions , not for those already past . 
Meaning of the word marked with <WSD> tags:  use of physical or mental energy; hard work