reword some onboarding phrases

src/components/OnboardingDialog.vue

@@ -15,15 +15,15 @@
       </h1>
 
       <p v-if="isRegistered" class="mt-4">
-        You can now log things that you've received or witnessed:
+        You can now log things that you've seen:
         <span v-if="numContacts > 0">
-          click on {{ firstContactName }}'s name or
+          click on any name (like {{ firstContactName }}) or
         </span>
         click on the
         <span class="bg-green-600 text-white rounded-full">
           <fa icon="plus" class="fa-fw" />
         </span>
-        button to express your appreciation for... whatever -- like thanks for
+        button to express your appreciation for... whatever -- maybe thanks for
         showing you all these fascinating stories of
         <em>gratitude</em>.
       </p>
@@ -35,7 +35,7 @@
 
       <p class="mt-4">
         The more you illuminate cool things people are doing, the more you
-        attract people to work together with you.
+        attract people to work with you.
       </p>
 
       <p class="mt-4 flex items-center">