Here is a quote from britishcouncel.org “If you are talking about the past but you mention something that is still true you could use a present tense form to show you agree that it is true:” Here is a quote from hubpages.com “You are with me in the moment as I write it. So present tense can be used in dialogue effectively and in some types of statements you can use it in the same sentence with past tense -- implying something that's continuously true and still true.” Now for my actual paragraph: As for the Laguna, it was void of human activity. I felt a little displaced, like I wasn’t supposed to be there. Except for the accompaniment of distant seagulls and the steady gulf breeze, it seemed somewhat other-worldly. When I brought myself, I brought the only sample of human kind. Yes, to venture the water is to go into isolation and loneliness. The last sentence holds true througout the story. Is the tense valid?